apiVersion: apps/v1
kind: Deployment
metadata:
  name: jupyter-notebook
  labels:
    app: jupyter-notebook
spec:
  replicas: 1
  selector:
    matchLabels:
      app: jupyter-notebook
  template:
    metadata:
      labels:
        app: jupyter-notebook
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
              - matchExpressions:
                  - key: kubernetes.io/hostname
                    operator: In
                    values:
                      - arm-seoul-2
      securityContext:
        runAsUser: 0
        runAsGroup: 0
      containers:
        - name: minimal-notebook
          image: jupyter/minimal-notebook:hub-2.1.1
          env:
            - name: NB_UID
              value: '5001'
            - name: NB_GROUP
              value: '5001'
          ports:
            - containerPort: 8888
          volumeMounts:
            - mountPath: /home/jovyan/work
              name: jupter-notebook-pvc
      volumes:
        - name: jupter-notebook-pvc
          persistentVolumeClaim:
            claimName: jupter-notebook-pvc
---
kind: Service
apiVersion: v1
metadata:
  name: jupyter-notebook-svc
spec:
  type: ClusterIP
  selector:
    app: jupyter-notebook
  ports:
    - protocol: TCP
      port: 8888
      targetPort: 8888
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: jupyter-notebook-ingress
  annotations:
    cert-manager.io/cluster-issuer: "cm-cf"
    kubernetes.io/ingress.class: "traefik"
    ingress.kubernetes.io/auth-type: "basic"
    ingress.kubernetes.io/auth-secret: "jupyter-http-secret"
    # message to display with an appropiate context why the authentication is required
    nginx.ingress.kubernetes.io/auth-realm: "Authentication Required - Jupyter Notebook"
spec:
  rules:
    - host: jupyter.107421.xyz
      http:
        paths:
          - path: /
            pathType: ImplementationSpecific
            backend:
              service:
                name: jupyter-notebook-svc
                port:
                  number: 8888
  tls:
    - hosts:
        - jupyter.107421.xyz
      secretName: jupyter.107421.xyz-tls
---
apiVersion: v1
kind: Secret
metadata:
  name: jupyter-http-secret
data:
  # base64 of wdd:{SHA}N1fO1sXGJqU8rxc98bcuilN4R9s=
  # generate by htpasswd
  # centos     yum -y install httpd
  # ubuntu     apt-get install apache2-utils
  secret: |
    d2RkOntTSEF9TjFmTzFzWEdKcVU4cnhjOThiY3VpbE40UjlzPQo=